Remove RendererDataMemoizingStore which isn't used anymore after r417444.

content/content_browser.gypi

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 {
   'dependencies': [
     '../base/base.gyp:base_static',
     '../cc/cc.gyp:cc',
     '../cc/cc.gyp:cc_surfaces',
     '../components/components.gyp:display_compositor',
@@ skipping 1123 matching lines @@
       'browser/profiler_controller_impl.cc',
       'browser/profiler_controller_impl.h',
       'browser/profiler_message_filter.cc',
       'browser/profiler_message_filter.h',
       'browser/push_messaging/push_messaging_message_filter.cc',
       'browser/push_messaging/push_messaging_message_filter.h',
       'browser/push_messaging/push_messaging_router.cc',
       'browser/push_messaging/push_messaging_router.h',
       'browser/quota_dispatcher_host.cc',
       'browser/quota_dispatcher_host.h',
-      'browser/renderer_data_memoizing_store.h',
       'browser/renderer_host/clipboard_message_filter.cc',
       'browser/renderer_host/clipboard_message_filter.h',
       'browser/renderer_host/clipboard_message_filter_mac.mm',
       'browser/renderer_host/compositor_resize_lock_aura.cc',
       'browser/renderer_host/compositor_resize_lock_aura.h',
       'browser/renderer_host/database_message_filter.cc',
       'browser/renderer_host/database_message_filter.h',
       'browser/renderer_host/delegated_frame_evictor.cc',
       'browser/renderer_host/delegated_frame_evictor.h',
       'browser/renderer_host/dip_util.cc',
@@ skipping 960 matching lines @@
       ],
     }],
     ['OS != "mac" and OS != "android"', {
       'sources!': [
         'browser/gpu/gpu_surface_tracker.cc',
         'browser/gpu/gpu_surface_tracker.h',
       ],
     }],
   ],
 }